/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.hadoop.hdds.scm.container.replication;

import org.apache.hadoop.hdds.protocol.DatanodeDetails;
import org.apache.hadoop.hdds.protocol.MockDatanodeDetails;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.eq;

/**
 * Tests for DatanodeCommandCountUpdatedHandler.
 */
public class TestDatanodeCommandCountUpdatedHandler {

  private ReplicationManager replicationManager;
  private DatanodeCommandCountUpdatedHandler handler;

  @BeforeEach
  public void setup() {
    replicationManager = mock(ReplicationManager.class);
    handler = new DatanodeCommandCountUpdatedHandler(replicationManager);
  }

  @Test
  public void testReplicationManagerNotified() {
    DatanodeDetails datanode = MockDatanodeDetails.randomDatanodeDetails();
    handler.onMessage(datanode, null);
    verify(replicationManager).datanodeCommandCountUpdated(eq(datanode));
  }
}
